Foldable ladder



FIG. 1 is a front elevational view of a foldable ladder showing my new design in folded condition;

FIG. 2 is a front elevational view thereof in unfolded condition;

FIG. 3 is an enlarged fragmentary side elevational view thereof looking from the left in FIG. 1;

FIG. 4 is an enlarged fragmentary perspective view of the right side panel and lower rung and locking bar thereof; and

FIG. 5 is a perspective view of the right side panel and lower rung and locking bar shown in FIG. 4 as viewed from the opposite side.

The rear of the foldable ladder is a mirror image of the front shown in FIGS. 1 and 2.

The top surface of the two upper rungs of the ladder are understood to be the same as that of the bottom rung shown in FIGS. 4 and 5. 

The ornamental design for a foldable ladder, substantially as shown and described. 